Table 2. Resistance and HR induced NIb of potyviruses in Pvr4-harboring pepper plants.

Potyvirus species	NIb-induced HR	Virus resistance
		Phenotype	References
PepMoV (DQ631638)	+	R	In this study, [18,19]
PepSMV (NC_008393)	+	R	[18,20]
PVY (EF026074)	+	R	[18,39]
TEV (M11458)	−	S	[18,39]

HR, hypersensitive response. R, resistant; S, susceptible.

PepMoV; Pepper mottle virus, PepSMV; Pepper severe mosaic virus, PVY; Potato virus Y, TEV; Tobacco etch virus.

+, HR induced;

−, HR not induced.